攻击者通过发送一个目的主机已经接收过的报文来达到攻击目的，这种攻击方式属于（ ）攻击。
- A.重放
- B.拒绝服务
- C.数据截获
- D.数据流分析
正确答案及解析
正确答案
解析
重放攻击（ReplayAttacks）又称重播攻击、回放攻击，是指攻击者发送一个目的主机已接收过的包，来达到欺骗系统的目的，主要用于身份认证过程，破坏认证的正确性。重放攻击可以由发起者，也可以由拦截并重发该数据的敌方进行。
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